Harworth Group plc ("Harworth") is a property developer that specialises in regenerating brownfield sites in Yorkshire, the Midlands, and North West England. The company is headquartered in Rotherham in South Yorkshire. It is listed on the London Stock Exchange and is a member of the FTSE SmallCap Index.

UK Coal Production Ltd, formerly UK Coal plc, was the largest coal mining business in the United Kingdom. The company was based in Harworth, in Nottinghamshire. The company was a constituent of the FTSE 250 Index. The successor company that contains the former property division, Harworth Group, is still listed on the London Stock Exchange.